mirror of
https://github.com/cgrates/cgrates.git
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73 lines
2.5 KiB
Go
73 lines
2.5 KiB
Go
/*
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Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
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Copyright (C) ITsysCOM GmbH
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package utils
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import (
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"net"
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"github.com/cenkalti/rpc2"
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rpc2_jsonrpc "github.com/cenkalti/rpc2/jsonrpc"
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"github.com/cgrates/rpcclient"
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)
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// NewBiJSONrpcClient will create a bidirectional JSON client connection
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func NewBiJSONrpcClient(addr string, handlers map[string]interface{}) (*rpc2.Client, error) {
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conn, err := net.Dial(TCP, addr)
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if err != nil {
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return nil, err
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}
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clnt := rpc2.NewClientWithCodec(rpc2_jsonrpc.NewJSONCodec(conn))
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for method, handlerFunc := range handlers {
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clnt.Handle(method, handlerFunc)
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}
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go clnt.Run()
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return clnt, nil
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}
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// Interface which the server needs to work as BiRPCServer
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type BiRPCServer interface {
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Call(string, interface{}, interface{}) error // So we can use it also as rpcclient.ClientConnector
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CallBiRPC(rpcclient.ClientConnector, string, interface{}, interface{}) error
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}
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type BiRPCClient interface {
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Call(string, interface{}, interface{}) error // So we can use it also as rpcclient.ClientConnector
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ID() string
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}
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func NewBiRPCInternalClient(serverConn BiRPCServer) *BiRPCInternalClient {
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return &BiRPCInternalClient{serverConn: serverConn}
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}
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// Need separate client from the original RpcClientConnection since diretly passing the server is not enough without passing the client's reference
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type BiRPCInternalClient struct {
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serverConn BiRPCServer
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clntConn rpcclient.ClientConnector // conn to reach client and do calls over it
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}
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// Used in case when clientConn is not available at init time (eg: SMGAsterisk who needs the biRPCConn at initialization)
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func (clnt *BiRPCInternalClient) SetClientConn(clntConn rpcclient.ClientConnector) {
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clnt.clntConn = clntConn
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}
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// Part of rpcclient.ClientConnector interface
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func (clnt *BiRPCInternalClient) Call(serviceMethod string, args interface{}, reply interface{}) error {
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return clnt.serverConn.CallBiRPC(clnt.clntConn, serviceMethod, args, reply)
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}
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